ceph报错总结

1、Error EINVAL: New host node2 (node2) failed check: ['podman|docker (/bin/docker) is present', 'systemctl is present', 'lvcreate is present', "No time sync service is running; checked for ['chrony.service', 'chronyd.service', 'systemd-timesyncd.service', 'ntpd.service', 'ntp.service', 'ntpsec.service']", 'Hostname "node2" matches what is expected.', 'ERROR: No time synchronization is active']

报错原因：node2主机的chronyd服务没有开启

解决办法：在node2上开启chronyd服务。命令：systemctl  start chronyd

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2、 Error EINVAL: Can't communicate with remote host `node2`, possibly because python3 is not installed there: cannot send (already closed?)

报错原因：node2主机没有安装python3

解决办法：在node2主机上安装python3，命令：yum -y install python3

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3、 Slow OSD heartbeats on back (longest 1549.580ms)
       Slow OSD heartbeats on front (longest 1104.882ms)

报错原因：cpu异常
解决办法： 重启系统，然后再等等。命令：reboot

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4、Error EPERM: WARNING: this will *PERMANENTLY DESTROY* all data stored in pool cephrbd.  If you are *ABSOLUTELY CERTAIN* that is what you want, pass the pool name *twice*, followed by --yes-i-really-really-mean-it.

Error EPERM: pool deletion is disabled; you must first set the mon_allow_pool_delete config option to true before you can destroy a pool

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5、Traceback (most recent call last):
  File "/usr/bin/ceph-deploy", line 5, in
    from pkg_resources import load_entry_point
ImportError: No module named pkg_resources
报错原因：缺少模块
解决办法：安装模块，命令：yum install -y python-setuptools

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